Ultramax 12v 7Ah Lithium Nickel Manganese Cobalt Oxide (LiNiMnCo, NMC, NCM) Battery. Upgrade your JohnLite 2711 12V spotlight with this high-performance lithium battery. While NCM’s lithium-ions can move in two different directions, LiFePO4’s lithium-ions can only move in in one single direction.
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